src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.hotspot.test/src/org/graalvm/compiler/hotspot/test/HotSpotLazyInitializationTest.java
changeset 49451 e06f9607f370
child 50858 2d3e99a72541
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.hotspot.test/src/org/graalvm/compiler/hotspot/test/HotSpotLazyInitializationTest.java	Fri Mar 16 22:59:32 2018 -0700
@@ -0,0 +1,75 @@
+/*
+ * Copyright (c) 2018, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+package org.graalvm.compiler.hotspot.test;
+
+import org.graalvm.compiler.core.test.GraalCompilerTest;
+import org.graalvm.compiler.hotspot.meta.HotSpotClassInitializationPlugin;
+import org.graalvm.compiler.nodes.StructuredGraph.AllowAssumptions;
+import org.graalvm.compiler.nodes.graphbuilderconf.GraphBuilderConfiguration.Plugins;
+import org.junit.Assert;
+import org.junit.Assume;
+import org.junit.Test;
+
+import jdk.vm.ci.meta.ResolvedJavaMethod;
+
+public class HotSpotLazyInitializationTest extends GraalCompilerTest {
+
+    HotSpotClassInitializationPlugin classInitPlugin = new HotSpotClassInitializationPlugin();
+
+    @Override
+    protected Plugins getDefaultGraphBuilderPlugins() {
+        Plugins plugins = super.getDefaultGraphBuilderPlugins();
+        plugins.setClassInitializationPlugin(classInitPlugin);
+        return plugins;
+    }
+
+    static boolean initializerRun = false;
+
+    static class X {
+        static {
+            initializerRun = true;
+        }
+
+        static void foo() {
+        }
+    }
+
+    public static void invokeStatic() {
+        X.foo();
+    }
+
+    // If constant pool can do eager resolve without eager initialization, then fail if the compiler
+    // causes the static initializer to run.
+    private void test(String name) {
+        ResolvedJavaMethod method = getResolvedJavaMethod(name);
+        Assume.assumeTrue("skipping for old JVMCI", classInitPlugin.supportsLazyInitialization(method.getConstantPool()));
+        parseEager(method, AllowAssumptions.NO);
+        Assert.assertFalse(initializerRun);
+    }
+
+    @Test
+    public void test1() {
+        test("invokeStatic");
+    }
+
+}